/*
	Ajanta - Java Linear Programming Library

	Copyright 2010 Raghu Kaippully.

	Licensed under the Apache License, Version 2.0 (the "License");
	you may not use this file except in compliance with the License.
	You may obtain a copy of the License at

    	http://www.apache.org/licenses/LICENSE-2.0

	Unless required by applicable law or agreed to in writing, software
	distributed under the License is distributed on an "AS IS" BASIS,
	WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	See the License for the specific language governing permissions and
	limitations under the License.
 */

package logic.simplex.model;

/**
 * A variable used in an {@link LPProblem}.
 */
public class LPVariable {

	/**
	 * The name of this variable.
	 */
	private String name;

	/**
	 * Constructs an LP variable by specifying its name.
	 * 
	 * @param name
	 *            the name of this variable
	 */
	public LPVariable(String name) {
		this.name = name;
	}

	/**
	 * Returns the name of this LP variable.
	 * 
	 * @return name of this LP Variable
	 */
	public String getName() {
		return name;
	}

	@Override
	public String toString() {
		return name;
	}
}
